OSDev Apps

Productivity apps built with care — simple, private, and designed to work the way you do.

Simple Tasks

Flexible to-do app with folders, custom fields, and private cloud backup.

Link

Save links from any app. Read them offline — clean, distraction-free reading.

QR Code

Scan QR codes and barcodes, save them, and create your own.

Rhythm

Track time on what matters. Timers, streaks, and cross-device sync.